CN103612659A - Automobile longitudinal floor beam and automobile - Google Patents
Automobile longitudinal floor beam and automobile Download PDFInfo
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- CN103612659A CN103612659A CN201310661278.9A CN201310661278A CN103612659A CN 103612659 A CN103612659 A CN 103612659A CN 201310661278 A CN201310661278 A CN 201310661278A CN 103612659 A CN103612659 A CN 103612659A
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- mounting hole
- suspension mounting
- floor panel
- wheel driven
- automotive floor
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Abstract
The invention discloses an automobile longitudinal floor beam which comprises an automobile longitudinal floor beam body. A first four-wheel-drive suspension mounting hole, a second four-wheel-drive suspension mounting hole and a third four-wheel-drive suspension mounting hole are formed in the bottom face of the automobile longitudinal floor beam body. A first two-wheel-drive suspension mounting hole and a second two-wheel-drive suspension mounting hole are formed in the bottom face of the automobile longitudinal floor beam body. The automobile longitudinal floor beam further comprises two-wheel-drive plugging pieces used for plugging the first four-wheel-drive suspension mounting hole and the third four-wheel-drive suspension mounting hole under a two-wheel-drive state and four-wheel-drive plugging pieces used for plugging the first two-wheel-drive suspension mounting hole and the second two-wheel-drive suspension mounting hole under a four-wheel-drive state. Under the two-wheel-drive state, the second four-wheel-drive suspension mounting hole is a bolt via hole used for being connected with a transverse floor beam. The risk that NVH performance is lowered and automobile body sealing performance is lowered due to that fact too many holes are formed is lowered. The invention further discloses an automobile with the automobile longitudinal floor beam.
Description
Technical field
The present invention relates to automobile technical field, more particularly, relate to a kind of automotive floor panel longeron and automobile.
Background technology
Along with the aggravation of auto trade competition, the universalization of auto parts and components management is more and more paid attention to.The configuration of more current cars increases, and parts state also increases thereupon, and single vehicle cost increases, and frock expense increases, and total R & D Cost also increases thereupon, and this does not also meet the theory that automobile is researched and developed.Therefore, increasing the general rate of parts, reduce parts state, is the key factor that reduces research and development of products cost.
In each constituent elements of automobile, be positioned at the automotive floor panel longeron of automotive floor panel back segment, because of two drive different with 4 wheel driven state lower suspension structure cause local different, thereby produce two different conditions.It is different that the difference of this state is mainly reflected in attachment point position, unified two states will certainly cause on longeron perforate too much, cause NVH(Noise, Vibration, Harshness, noise, vibration and sound vibration roughness) hydraulic performance decline and the decline of vehicle body sealing property, in addition, perforate is too much, also can make longeron strength decreased, attachment point Stiffness.
Therefore, how two, to drive under the prerequisite unified with the state of 4 wheel driven and to meet the difficult point that design performance also becomes design.
Therefore, how can guarantee can adapt to two drive with 4 wheel driven state under under the prerequisite of installing, reduce the risk that too much causes NVH hydraulic performance decline and vehicle body sealing property to decline due to perforate, become those skilled in the art's technical matters urgently to be resolved hurrily.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of automotive floor panel longeron, with can guarantee can adapt to two drive with 4 wheel driven state under under the prerequisite of installing, reduce the risk that the NVH hydraulic performance decline that too much causes due to perforate and vehicle body sealing property decline;
Another object of the present invention is to provide a kind of automobile with automotive floor panel longeron.
For achieving the above object, the invention provides following technical scheme:
An automotive floor panel longeron, comprises automotive floor panel longeron body, and described automotive floor panel longeron body bottom surface offers the first 4 wheel driven suspension mounting hole, the second 4 wheel driven suspension mounting hole and the 3rd 4 wheel driven suspension mounting hole;
Described automotive floor panel longeron body bottom surface offers first liang and drives suspension mounting hole and second liang and drive suspension mounting hole;
Also comprise:
Two, drive under state, for two of the first 4 wheel driven suspension mounting hole described in shutoff and described the 3rd 4 wheel driven suspension mounting hole, drive closeouts, two, drive under state, described the second 4 wheel driven suspension mounting hole is the bolt through-hole for being connected with floor crossmember;
Under 4 wheel driven state, for first liang of shutoff, drive suspension mounting hole and second liang of 4 wheel driven closeouts of driving suspension mounting hole.
Preferably, in above-mentioned automotive floor panel longeron, for two of the 3rd 4 wheel driven suspension mounting hole described in shutoff, driving closeouts is two to drive and use brace panel.
Preferably, in above-mentioned automotive floor panel longeron, for two of the first 4 wheel driven suspension mounting hole described in shutoff, drive the paster that closeouts is the first 4 wheel driven suspension mounting hole described in shutoff, described paster drives stabilizer rod by two of automobile and compresses.
Preferably, in above-mentioned automotive floor panel longeron, for first liang of 4 wheel driven closeouts of driving suspension mounting hole described in shutoff, be blanking cover.
Preferably, in above-mentioned automotive floor panel longeron, for second liang of 4 wheel driven closeouts of driving suspension mounting hole described in shutoff, be reinforcement.
Preferably, in above-mentioned automotive floor panel longeron, on described automotive floor panel longeron body, be provided with the first cloudy balcony structure, described the first 4 wheel driven suspension mounting hole is opened on described the first cloudy balcony structure.
Preferably, in above-mentioned automotive floor panel longeron, on described automotive floor panel longeron body, be provided with the first boss structure, described the 3rd 4 wheel driven suspension mounting hole is opened on described the first boss structure.
Preferably, in above-mentioned automotive floor panel longeron, on described automotive floor panel longeron body, be provided with the second boss structure, described first liang is driven suspension mounting hole and is opened on described the second boss structure.
Preferably, in above-mentioned automotive floor panel longeron, be provided with the second cloudy balcony structure on described the second boss structure, described first liang is driven suspension mounting hole and is opened on described the second cloudy balcony structure.
An automobile, comprises automotive floor panel longeron, and described automotive floor panel longeron is the as above automotive floor panel longeron described in any one.
From above-mentioned technical scheme, can find out that automotive floor panel longeron provided by the invention, owing to having offered the first 4 wheel driven suspension mounting hole, the second 4 wheel driven suspension mounting hole and the 3rd 4 wheel driven suspension mounting hole, therefore can be realized the installation of 4 wheel driven vehicle suspension.Meanwhile, owing to having offered first liang, drive suspension mounting hole and second liang and drive suspension mounting hole, therefore can realize two installations of driving type suspension.
Two, drive under state, by two, drive closeouts shutoff the first 4 wheel driven suspension mounting hole and the 3rd 4 wheel driven suspension mounting hole, the second 4 wheel driven suspension mounting hole can serve as the bolt through-hole for being connected with floor crossmember, therefore two, drive under state, 4 wheel driven suspension mounting hole can not affect the performance of automotive floor panel longeron, has reduced the risk that the NVH hydraulic performance decline that too much causes due to perforate and vehicle body sealing property decline.
Under 4 wheel driven state, by first liang of 4 wheel driven closeouts shutoff, drive suspension mounting hole and second liang and drive suspension mounting hole, therefore under 4 wheel driven state, two drive suspension mounting hole can not affect the performance of automotive floor panel longeron, has reduced the risk that the NVH hydraulic performance decline that too much causes due to perforate and vehicle body sealing property decline.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the automotive floor panel longeron that Fig. 1 provides for the embodiment of the present invention;
The birds-eye view of the automotive floor panel longeron that Fig. 2 provides for the embodiment of the present invention.
Wherein:
100 is automotive floor panel longeron body, 101 is the first 4 wheel driven suspension mounting hole, 102 is the first cloudy balcony structure, 103 is the second cloudy balcony structure, and 104 are first liang drives suspension mounting hole, and 105 is the second boss structure, 106 is the second 4 wheel driven suspension mounting hole, 107 are second liang drives suspension mounting hole, and 108 is the first boss structure, and 109 is the 3rd 4 wheel driven suspension mounting hole.
The specific embodiment
Core of the present invention is to provide a kind of automotive floor panel longeron, with can guarantee can adapt to two drive with 4 wheel driven state under under the prerequisite of installing, reduce the risk that the NVH hydraulic performance decline that too much causes due to perforate and vehicle body sealing property decline;
Another core of the present invention is to provide a kind of automobile with automotive floor panel longeron.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 and Fig. 2, the structural representation of the automotive floor panel longeron that Fig. 1 provides for the embodiment of the present invention; The birds-eye view of the automotive floor panel longeron that Fig. 2 provides for the embodiment of the present invention.
The automotive floor panel longeron that the embodiment of the present invention provides, comprises automotive floor panel longeron body 100, and wherein, automotive floor panel longeron body 100 bottom surfaces offer the first 4 wheel driven suspension mounting hole 101, the second 4 wheel driven suspension mounting hole 106 and the 3rd 4 wheel driven suspension mounting hole 109.The first 4 wheel driven suspension mounting hole 101, the second 4 wheel driven suspension mounting hole 106 and the 3rd 4 wheel driven suspension mounting hole 109 be for when the 4 wheel driven vehicle, the installation of suspension system.
Automotive floor panel longeron body 100 bottom surfaces offer first liang and drive suspension mounting hole 104 and second liang and drive suspension mounting hole 107.First liang is driven suspension mounting hole 104 and second liang and drives suspension mounting hole 107 for when two drive type, the installation of suspension system.Therefore, automotive floor panel longeron provided by the invention provides and can be applicable to 4 wheel driven and two simultaneously and drive under state, the installation of suspension system, and its applicability is stronger, can increase the general rate of parts, reduces research and development of products cost.
For fear of the series of problems such as risk of the NVH hydraulic performance decline too much causing because of perforate and the decline of vehicle body sealing property, the automotive floor panel longeron that the embodiment of the present invention provides also comprises that two drive closeouts (not shown) and 4 wheel driven closeouts (not shown).
Two, drive under state, two drive closeouts for shutoff the first 4 wheel driven suspension mounting hole 101 and the 3rd 4 wheel driven suspension mounting hole 109, when the automotive floor panel longeron providing in the embodiment of the present invention is driven type for two, the first 4 wheel driven suspension mounting hole 101 without practical function and the 3rd 4 wheel driven suspension mounting hole 109 can be carried out to shutoff by corresponding closeouts, thus the defects such as risk of avoiding this position, hole to cause NVH hydraulic performance decline and vehicle body sealing property to decline.
Two, drive under state, the second 4 wheel driven suspension mounting hole 106 is the bolt through-hole for being connected with floor crossmember.The second 4 wheel driven suspension mounting hole 106 can carry out shutoff without closeouts, and it can be used as the bolt through-hole being connected with floor crossmember, thereby improves the steadiness connecting.
Under 4 wheel driven state, 4 wheel driven closeouts is driven suspension mounting hole 104 and second liang for first liang of shutoff and is driven suspension mounting hole 107.The automotive floor panel longeron providing in the embodiment of the present invention is during for 4 wheel driven vehicle, can drive suspension mounting hole 107 and carry out shutoff by corresponding closeouts drive suspension mounting hole 104 and second liang without first liang of practical function, thus the defects such as risk of avoiding this position, hole to cause NVH hydraulic performance decline and vehicle body sealing property to decline.
Automotive floor panel longeron provided by the invention, owing to having offered the first 4 wheel driven suspension mounting hole 101, the second 4 wheel driven suspension mounting hole 106 and the 3rd 4 wheel driven suspension mounting hole 109, therefore can realize the installation of 4 wheel driven vehicle suspension.Meanwhile, owing to having offered first liang, drive suspension mounting hole 104 and second liang and drive suspension mounting hole 107, therefore can realize two installations of driving type suspension.
Two, drive under state, by two, drive closeouts shutoff the first 4 wheel driven suspension mounting hole 101 and the 3rd 4 wheel driven suspension mounting hole 104, the bolt through-hole that the second 4 wheel driven suspension mounting hole 106 can serve as for being connected with floor crossmember, therefore two, drive under state, 4 wheel driven suspension mounting hole can not affect the performance of automotive floor panel longeron, has reduced the risk that the NVH hydraulic performance decline that too much causes due to perforate and vehicle body sealing property decline.
Under 4 wheel driven state, by first liang of 4 wheel driven closeouts shutoff, drive suspension mounting hole 104 and second liang and drive suspension mounting hole 104, therefore under 4 wheel driven state, two drive suspension mounting hole can not affect the performance of automotive floor panel longeron, has reduced the risk that the NVH hydraulic performance decline that too much causes due to perforate and vehicle body sealing property decline.
In the present invention's one specific embodiment, for two of shutoff the 3rd 4 wheel driven suspension mounting hole 109, driving closeouts is two to drive and use brace panel.In the present embodiment, the 3rd 4 wheel driven suspension mounting hole 109 comes shutoff to seal by a brace panel.
In the present invention's one specific embodiment, for two of shutoff the first 4 wheel driven suspension mounting hole 101, drive the paster that closeouts is shutoff the first 4 wheel driven suspension mounting hole 101, paster drives stabilizer rod (not shown) by two of automobile and compresses.Two types of driving have two and drive stabilizer rod, therefore can, after first 4 wheel driven suspension mounting hole 101 place's shutoff pasters, by two effects of driving stabilizer rod, paster be compressed.
In the present invention's one specific embodiment, the 4 wheel driven closeouts of driving suspension mounting hole 104 for first liang of shutoff is blanking cover.For second liang of 4 wheel driven closeouts of driving suspension mounting hole 107 of shutoff, it is reinforcement.
The disclosed closeouts of above-described embodiment also can be other version, as long as can reach corresponding shutoff and sealing function, is not limited to above-mentioned disclosed several version.
In the present invention's one specific embodiment, on automotive floor panel longeron body 100, be provided with the first cloudy balcony structure 102, the first 4 wheel driven suspension mounting holes 101 and be opened on the first cloudy balcony structure 102.The first 4 wheel driven suspension mounting hole 101 regions that the first cloudy balcony structure 102 can make structure around changes, planar structure before changing, make this region produce some stacked projections, can play the effect of the Rigidity and strength of strengthening attachment point (the first 4 wheel driven suspension mounting hole 101).Cloudy balcony structure refers in the both sides up and down of reference plane to have projection, and itself and boss structure are distinct, and boss structure only exists projection in a side of reference plane.
In the present invention's one specific embodiment, on automotive floor panel longeron body 100, be provided with the first boss structure 108, the three 4 wheel driven suspension mounting holes 109 and be opened on the first boss structure 108.The 3rd 4 wheel driven suspension mounting hole 109 regions that the first boss structure 108 can make structure around changes, planar structure before changing, make this region produce corresponding projection, can play the effect of the Rigidity and strength of strengthening attachment point (the 3rd 4 wheel driven suspension mounting hole 109).
In the present invention's one specific embodiment, on automotive floor panel longeron body 100, be provided with 105, the first liang of the second boss structures and drive suspension mounting hole 104 and be opened on the second boss structure 105.First liang of can make of the second boss structure 105 drives suspension mounting hole 104 regions structure around and changes, planar structure before changing, make this region produce corresponding projection, can play the effect of the Rigidity and strength of strengthening attachment point (first liang is driven suspension mounting hole 104).
In the present invention's one specific embodiment, on the second boss structure 105, be provided with 103, the first liang of the second cloudy balcony structures and drive suspension mounting hole 104 and be opened on the second cloudy balcony structure 103.If directly drive suspension mounting hole 104 places at first liang, the second cloudy balcony structure 103 is set, can cause the sudden change of longeron shape, be unfavorable for the transmission of power, therefore first liang is driven suspension mounting hole 104 places and first does the second boss structure 105 on automotive floor panel longeron, on the second boss structure 105, do the second cloudy balcony structure 103, for strengthening the Rigidity and strength of attachment point.
The invention also discloses a kind of automobile, comprise automotive floor panel longeron, wherein, automotive floor panel longeron is the as above disclosed automotive floor panel longeron of embodiment.Owing to thering is above-mentioned automotive floor panel longeron, therefore have all technique effects of above-mentioned automotive floor panel longeron concurrently, do not repeat them here herein.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an automotive floor panel longeron, comprise automotive floor panel longeron body (100), it is characterized in that, described automotive floor panel longeron body (100) bottom surface offers the first 4 wheel driven suspension mounting hole (101), the second 4 wheel driven suspension mounting hole (106) and the 3rd 4 wheel driven suspension mounting hole (109);
Described automotive floor panel longeron body (100) bottom surface offers first liang and drives suspension mounting hole (104) and second liang and drive suspension mounting hole (107);
Also comprise:
Two, drive under state, for two of the first 4 wheel driven suspension mounting hole (101) described in shutoff and described the 3rd 4 wheel driven suspension mounting hole (109), drive closeouts, two, drive under state, described the second 4 wheel driven suspension mounting hole (106) is the bolt through-hole for being connected with floor crossmember;
Under 4 wheel driven state, for first liang of shutoff, drive suspension mounting hole (104) and second liang of 4 wheel driven closeouts of driving suspension mounting hole (107).
2. automotive floor panel longeron as claimed in claim 1, is characterized in that, for two of the 3rd 4 wheel driven suspension mounting hole (109) described in shutoff, driving closeouts is two to drive and use brace panel.
3. automotive floor panel longeron as claimed in claim 2, it is characterized in that, for two of the first 4 wheel driven suspension mounting hole (101) described in shutoff, drive the paster that closeouts is the first 4 wheel driven suspension mounting hole (101) described in shutoff, described paster drives stabilizer rod by two of automobile and compresses.
4. automotive floor panel longeron as claimed in claim 1, is characterized in that, for first liang of 4 wheel driven closeouts of driving suspension mounting hole (104) described in shutoff, is blanking cover.
5. automotive floor panel longeron as claimed in claim 4, is characterized in that, for second liang of 4 wheel driven closeouts of driving suspension mounting hole (107) described in shutoff, is reinforcement.
6. the automotive floor panel longeron as described in claim 1-5 any one, it is characterized in that, on described automotive floor panel longeron body (100), be provided with the first cloudy balcony structure (102), described the first 4 wheel driven suspension mounting hole (101) is opened on described the first cloudy balcony structure (102).
7. the automotive floor panel longeron as described in claim 1-5 any one, it is characterized in that, on described automotive floor panel longeron body (100), be provided with the first boss structure (108), described the 3rd 4 wheel driven suspension mounting hole (109) is opened on described the first boss structure (108).
8. the automotive floor panel longeron as described in claim 1-5 any one, it is characterized in that, on described automotive floor panel longeron body (100), be provided with the second boss structure (105), described first liang is driven suspension mounting hole (104) and is opened on described the second boss structure (105).
9. automotive floor panel longeron as claimed in claim 8, it is characterized in that, on described the second boss structure (105), be provided with the second cloudy balcony structure (103), described first liang is driven suspension mounting hole (104) and is opened on described the second cloudy balcony structure (103).
10. an automobile, comprises automotive floor panel longeron, it is characterized in that, described automotive floor panel longeron is the automotive floor panel longeron as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310661278.9A CN103612659B (en) | 2013-12-09 | 2013-12-09 | A kind of automotive floor panel longeron and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310661278.9A CN103612659B (en) | 2013-12-09 | 2013-12-09 | A kind of automotive floor panel longeron and automobile |
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| Publication Number | Publication Date |
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| CN103612659A true CN103612659A (en) | 2014-03-05 |
| CN103612659B CN103612659B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310661278.9A Active CN103612659B (en) | 2013-12-09 | 2013-12-09 | A kind of automotive floor panel longeron and automobile |
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| CN (1) | CN103612659B (en) |
Cited By (5)
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| CN104325853A (en) * | 2014-11-28 | 2015-02-04 | 安徽江淮汽车股份有限公司 | Mounting piece and mounting assembly of rear swing arm, and automobile |
| CN105966470A (en) * | 2016-07-28 | 2016-09-28 | 重庆长安汽车股份有限公司 | An engine compartment longitudinal beam and a front floor longitudinal beam connecting structure and automobile |
| CN106608299A (en) * | 2015-10-23 | 2017-05-03 | 北汽福田汽车股份有限公司 | Vehicle and beam body structure thereof and rear floor structure |
| CN115158462A (en) * | 2022-06-28 | 2022-10-11 | 一汽奔腾轿车有限公司 | Automobile rear longitudinal beam assembly |
| CN115535089A (en) * | 2022-09-14 | 2022-12-30 | 阿维塔科技(重庆)有限公司 | Rear floor boundary beam structure and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104325853A (en) * | 2014-11-28 | 2015-02-04 | 安徽江淮汽车股份有限公司 | Mounting piece and mounting assembly of rear swing arm, and automobile |
| CN106608299A (en) * | 2015-10-23 | 2017-05-03 | 北汽福田汽车股份有限公司 | Vehicle and beam body structure thereof and rear floor structure |
| CN106608299B (en) * | 2015-10-23 | 2019-07-23 | 北京宝沃汽车有限公司 | Vehicle and its girder construction and rear floor structure |
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| CN105966470B (en) * | 2016-07-28 | 2017-12-29 | 重庆长安汽车股份有限公司 | The attachment structure and automobile of a kind of longitudinal beams of engine cabin and preceding longitudinal floor beam |
| CN115158462A (en) * | 2022-06-28 | 2022-10-11 | 一汽奔腾轿车有限公司 | Automobile rear longitudinal beam assembly |
| CN115158462B (en) * | 2022-06-28 | 2024-05-10 | 一汽奔腾轿车有限公司 | Automobile rear longitudinal beam assembly |
| CN115535089A (en) * | 2022-09-14 | 2022-12-30 | 阿维塔科技(重庆)有限公司 | Rear floor boundary beam structure and vehicle |
| CN115535089B (en) * | 2022-09-14 | 2024-05-17 | 阿维塔科技(重庆)有限公司 | Rear floor boundary beam structure and vehicle |
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|---|---|
| CN103612659B (en) | 2015-12-02 |
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